POLYESTEROLS FOR PRODUCING RIGID POLYURETHANE FOAMS
    11.
    发明申请
    POLYESTEROLS FOR PRODUCING RIGID POLYURETHANE FOAMS 审中-公开
    用于生产刚性聚氨酯泡沫的聚合物

    公开(公告)号:US20130324632A1

    公开(公告)日:2013-12-05

    申请号:US13897695

    申请日:2013-05-20

    Applicant: BASF SE

    Abstract: The invention relates to polyesterols obtainable by reaction of b1) from 10 to 70 mol % of at least one compound selected from the group consisting of terephthalic acid, dimethyl terephthalate, polyethylene terephthalate, phthalic anhydride, phthalic acid and isophthalic acid, b2) from 0.8 to 4.5 mol % of a fatty acid triglyceride, b3) from 10 to 70 mol % of a diol selected from the group consisting of ethylene glycol, diethylene glycol and polyethylene glycols, b4) from 5 to 50 mol % of a polyether polyol having a functionality above 2, wherein at least 200 mmol of component b4) are used per kg of the polyesterol, wherein the sum total of components b1) to b4) is 100 mol %.

    Abstract translation: 本发明涉及通过使b1)为10〜70摩尔%的选自对苯二甲酸,对苯二甲酸二甲酯,聚对苯二甲酸乙二醇酯,邻苯二甲酸酐,邻苯二甲酸和间苯二甲酸中的至少一种化合物,b2)0.8 〜4.5摩尔%的脂肪酸​​甘油三酯,b3)10〜70摩尔%的选自乙二醇,二甘醇和聚乙二醇的二醇,b4)5〜50摩尔%的具有 高于2的功能,其中每kg聚酯醇使用至少200mmol组分b4),其中组分b1)至b4)的总和为100mol%。

Patent Agency Ranking